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Old 08-08-16 | 07:48 PM
  #17  
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Homebrew01
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From: Ffld Cnty Connecticut

Bikes: Old Steelies I made, Old Cannondales

Originally Posted by dsbrantjr
If your chain works with your 28 big cog, it will work with your 25 one as well. It works when you are in your 25T cog now, right? No need for elaborate calculations.
Finally the correct answer.
Leave your chain alone, unless it needs to be replaced.
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